555056146 has 4 divisors (see below), whose sum is σ = 832584222. Its totient is φ = 277528072.

The previous prime is 555056111. The next prime is 555056153. The reversal of 555056146 is 641650555.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 499030921 + 56025225 = 22339^2 + 7485^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138764035 + ... + 138764038.

Almost surely, 2^555056146 is an apocalyptic number.

555056146 is a deficient number, since it is larger than the sum of its proper divisors (277528076).

555056146 is a wasteful number, since it uses less digits than its factorization.

555056146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277528075.

The product of its (nonzero) digits is 90000, while the sum is 37.

The square root of 555056146 is about 23559.6295811288. The cubic root of 555056146 is about 821.8242876197.

The spelling of 555056146 in words is "five hundred fifty-five million, fifty-six thousand, one hundred forty-six".